import React, { Component } from 'react'
// import Demo from "./components/1_setState"
// import Demo from "./components/2_lazyLoad"
// import Demo from "./components/3_hooks"
// import Demo from "./components/4_Fragment"
// import Demo from "./components/5_Context"
// import Demo from "./components/6_optimize"
// import Demo from "./components/7_renderProps"
import Demo from "./components/8_ErrorBoundary/Parent"

export default class App extends Component {
  render() {
    return (
      <div>
        <Demo />
      </div>
    )
  }
}

